<!DOCTYPE html>
<html>
<head>
    <!-- 页面meta -->
    <meta charset="utf-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <title>传智健康</title>
    <meta name="description" content="传智健康">
    <meta name="keywords" content="传智健康">
    <meta content="width=device-width,initial-scale=1,maximum-scale=1,user-scalable=no" name="viewport">
    <!-- 引入样式 -->
    <link rel="stylesheet" href="../css/style.css">
    <script src="../plugins/echarts/echarts.js"></script>
    <link rel="stylesheet" href="https://unpkg.com/element-ui/lib/theme-chalk/index.css">

</head>
<body class="hold-transition skin-purple sidebar-mini">
<div id="app">

    <div class="block" style="margin: 10px 400px">
        <span class="demonstration">数据日期</span>
        <el-date-picker
                v-model="dateValue"
                type="monthrange"
                align="right"
                unlink-panels
                range-separator="至"
                start-placeholder="开始月份"
                end-placeholder="结束月份"
                :picker-options="pickerOptions"
                value-format="yyyy-MM"
                @change="getHttp()">
        </el-date-picker>
    </div>

    <div class="content-header">
        <h1>统计分析<small>会员数量</small></h1>
        <el-breadcrumb separator-class="el-icon-arrow-right" class="breadcrumb">
            <el-breadcrumb-item :to="{ path: '/' }">首页</el-breadcrumb-item>
            <el-breadcrumb-item>统计分析</el-breadcrumb-item>
            <el-breadcrumb-item>会员数量</el-breadcrumb-item>
        </el-breadcrumb>
    </div>
    <div class="app-container">
        <div class="box">
            <!-- 为 ECharts 准备一个具备大小（宽高）的 DOM -->
            <div id="chart1" style="height:600px;"></div>
        </div>
    </div>
</div>
</body>
<!-- 引入组件库 -->
<script src="//unpkg.com/vue/dist/vue.js"></script>
<script src="//unpkg.com/element-ui@2.13.0/lib/index.js"></script>
<script type="text/javascript" src="../js/jquery.min.js"></script>
<script src="../js/axios-0.18.0.js"></script>
<script src="../js/jquery-heima-0.0.1.js"></script>

<script type="text/javascript">
    // 基于准备好的dom，初始化echarts实例
    var VUE = new Vue({
        el:"#app",
        data:{
            pickerOptions: {
                shortcuts: [{
                    text: '本月',
                    onClick(picker) {
                        picker.$emit('pick', [new Date(), new Date()]);
                    }
                }, {
                    text: '今年至今',
                    onClick(picker) {
                        const end = new Date();
                        const start = new Date(new Date().getFullYear(), 0);
                        picker.$emit('pick', [start, end]);
                    }
                }, {
                    text: '最近六个月',
                    onClick(picker) {
                        const end = new Date();
                        const start = new Date();
                        start.setMonth(start.getMonth() - 6);
                        picker.$emit('pick', [start, end]);
                    }
                }]
            },
            dateValue: []
        },
        created() {
            this.getPassYearFormatDate ()
            this.getHttp()
        },
        methods : {
            getPassYearFormatDate () {
                var nowDate = new Date()
                var date = new Date(nowDate)
                date.setDate(date.getDate() - 365)
                var seperator1 = '-'
                var year = date.getFullYear()
                var month = date.getMonth() + 1
                var strDate = date.getDate()
                if (month >= 1 && month <= 9) {
                    month = '0' + month
                }
                if (strDate >= 0 && strDate <= 9) {
                    strDate = '0' + strDate
                }
                var formatDate = year + seperator1 + month + seperator1 + strDate
                this.getNowFormatDate(formatDate)
            },
            /* 获取现在时间，并接受过去时间的值 */
            getNowFormatDate (formatDate) {
                var date = new Date()
                var seperator1 = '-'
                var year = date.getFullYear()
                var month = date.getMonth() + 1
                var strDate = date.getDate()
                if (month >= 1 && month <= 9) {
                    month = '0' + month
                }
                if (strDate >= 0 && strDate <= 9) {
                    strDate = '0' + strDate
                }
                var nowData = year + seperator1 + month + seperator1 + strDate
                this.dateValue = [formatDate, nowData]  // 默认赋值一年时间
            },
            getHttp(){
                var param = {
                    beginDate:this.dateValue[0],
                    endDate:this.dateValue[1]
                }
                axios.get("http://api.oms.health.itcast.com:9002/report/getMemberReport.do",{params:param}).then((res)=>{
                    if (res.data.flag){
                        memberOption.xAxis.data = res.data.data.months;
                        memberOption.series[0].data = res.data.data.memberCount;
                        myChart1.clear();
                        myChart1.setOption(memberOption);
                    }
                });
            }
        }
    })
    var myChart1 = echarts.init(document.getElementById('chart1'));

    // 使用刚指定的配置项和数据显示图表。
    var memberOption = {
        title: {
            text: '会员数量'
        },
        tooltip: {},
        legend: {
            data:['会员数量']
        },
        xAxis: {
            data: ["2018.01","2018.02","2018.03","2018.04"]
        },
        yAxis: {
            type:'value'
        },
        series: [{
            name: '会员数量',
            type: 'line',
            data: [13,14,28,30]
        }]
    };
    myChart1.setOption(memberOption);

</script>
</html>
